Решите уравнение 2/5x+5/6=1/6-7/25x
2/5х + 5/6 = 1/6 - 7/25х 10/25х + 7/25х = 1/6 - 5/6 17/25х = - 2/3 Х = - 2/3 : 17/25 Х = - 50/51